Quarterly report pursuant to Section 13 or 15(d)

Accrued Liabilities - Changes in Initial Product Warranty Accrual and Expenses Under Initial and Extended Warranties (Detail)

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Accrued Liabilities - Changes in Initial Product Warranty Accrual and Expenses Under Initial and Extended Warranties (Detail) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2024
Jun. 30, 2023
Jun. 30, 2024
Jun. 30, 2023
Dec. 31, 2023
Movement in Standard Product Warranty Accrual          
Balance, beginning of period $ 1,891 $ 1,855 $ 1,914 $ 1,653  
Provision for estimated warranty cost 808 802 1,487 1,960  
Warranty expenditures (856) (885) (1,558) (1,841)  
Balance, end of period 1,843 1,772 1,843 1,772  
Less: long-term portion of warranty accrual 843 397 843 397 $ 593
Current portion of warranty accrual $ 1,000 $ 1,375 $ 1,000 $ 1,375 $ 1,321